Home / 43,665.20-65,400.60-33,750.80

Finding the Fourth Proportional to 43,665.20, 65,400.60 and 33,750.80

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Solution

The fourth proportional to 43,665.20, 65,400.60 and 33,750.80 is: 50,551.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,665.20 : 65,400.60 = 33,750.80 : x
  2. Step 2: Convert to fraction form
    43,665.20/65,400.60 = 33,750.80/x
  3. Step 3: Cross multiply
    43,665.20x = 65,400.60 × 33,750.80
  4. Step 4: Simplify right side
    43,665.20x = 2,207,322,570.48
  5. Step 5: Solve for x
    x = 2,207,322,570.48/43,665.20
  6. Step 6: Final answer
    x = 50,551.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.